stop start MERCEDES-BENZ SLC 2020 User Guide

tics
.Havet he bra kesyste mc hecked ata
qu alifi ed speci alistw orksh op.
Ob serve inform ation reg arding indicator and
wa rning lamps (Ypage 211 )asw ella sd ispl ay
mes sage s(Ypa ge186 ). AD
APTIVE BRAKE
i Ob
serve the "Impo rtantsafety note s"sec-
tio n(Ypa ge 57).
ADAPT IVEBRAKE enhance sbraking safety and
off ers incr easedb raking comf ort.Inadditio n
to the braking functio n,ADAPT IVEBRAKE also
ha st he HOLD functio n(Ypa ge 152) andhill
sta rtas sist (Y page 120 ). Pro
tectiona gainst the ft Immo
bilizer
X To activ ate with the SmartK ey:rem ove
the Sma rtKeyfromt heigniti onlock.
X To activ ate with KEYLES S-G O:switch the
ig niti onoff and open the driver 'sdo or.
X To dea ctivate :sw itch onthe igniti on.
The immob ilize rprevents your veh iclef rom
be ing started withou tthe corr ectSma rtKey.
Wh enleav ing the vehicle, alwa ystake the
Sma rtKeywithy ou and lock the vehicle. The
eng inecan bestarted byany one with av alid
Sma rtKeythatisl efti ns idet he veh icle.
i The
immob ilize risa lway sd eacti vated
wh en yous tart the engine.
In the eventtha tthe eng inecann otbe star-
ted (yet the vehicle'sb attery ischa rged),
the syste misnotopera tional .Contact an
au thor izedM erced es-Benz Center orcal l
1-800 -FOR-MER Cedes(in the USA) or
1-800-38 7-0100(inC anad a). ATA
(anti-the ftalarm system) X
To arm: lock the vehiclew itht he Sma rtKey
or KEYL ESS-GO .
Indi cato rlam p0043 flashe s.The alarm system
is arm edafte rapproxima tely1 5s eco nds.
X To switcho ff:unl ock thevehiclew itht he
Sma rtKey orKEYL ESS-GO .
Av isua land audiblea larm istrig geredifthe
al arm system isarm edand youo pen:
R ad oor
R the vehiclew itht he mech anical key
R the trunk lid
R the hood
R the glove comp artment
R the stow ages pace und erthe arm rest
X To
sto pthe alarm with the SmartK ey:
pre ssthe 0036 or0037 button onthe
Sma rtKey .
The alarm isstop ped.
or
X Inse rtthe Sma rtKey intotheigniti onlock.
The alarm isstop ped.
X To
sto pthe alarm using KEYLES S-GO :
gra spthe outsid edoorh andle. The Sma rt-
Key mustbe outsid ethe veh icle.
The alarm isstop ped.
or
X Pre ssthe Start/ Stopbutton onthe dash-
bo ard .The Sma rtKey mustbe insidet he
veh icle.
The alarm isstop ped.
The alarm isnot stop ped, eve nifyou closethe
op en door tha ttrig ger edit,for exa mpl e.
If the alarm stayson for more than
30 seco nds,the Mer cedesme conne ct
eme rgency callsystem automa ticallys end s
am essage tothe Custom erCe nter. 64
Pro
tectiona gainstthef tSafe ty

or
R you press theStart /Stopbutton onceon
vehicles withKEYLE SS-GO
When youclose thedriver's doorwiththeigni-
tion switched on,the steering wheelisalso
automatically movedtothe previously set
position.
The lastposition ofthe steering columnis
stored whenyouswitch offthe ignition or
when youstore thesettingwith thememory
funct ion(Ypage 95).
Crash- responsive EASY-EXIT featur e If
the crash-r esponsive EASY-EXI Tfeature is
triggered inan accident ,the steering column
will move upwards whenthedriver's dooris
opened. Thisoccurs irrespect iveofthe posi-
tion ofthe Smart Keyinthe ignition lock.This
makes iteasier toexit thevehicle andrescue
the occupant s.
The crash-r esponsive EASY-EXI Tfeature isonly
operational ifthe EAS Y-EXI T/ENTRY featureis
activated inthe on-board computer
(Y page 179). Mirr
ors Inside
rearview mirror X
Anti-glare mode:flickanti-glare lever0043
forwards orback. Exterior
mirrors
Adjust ingthe exterior mirrors G
WARNING
You could losecontrolofyour vehicle ifyou
do the following whiledriving:
R adjust thedriver's seat,head restraint ,
steering wheelormirrors
R fasten theseat belt
There isar isk ofan accident .
Adjust thedriver's seat,head restraint ,
steering wheelandmirror andfasten your
seat beltbefore startingthe engine. G
WARNING
The exter iormirror onthe front -passenger
side reduces thesize ofthe image. Visible
object sareactually closerthantheyappear.
This means thatyoucould misjudge thedis-
tanc efrom road users traveling behind,e.g.
when changing lane.There isar isk ofan
accident .
For this reason, alwaysmake sure ofthe
actual distance fromtheroad users traveling
behind byglancing overyour shoulder. X
Make surethattheSmart Keyisin position
0047 or0048 inthe ignition lock.
X Press button 0043for the left exter iormirror
or button 0044for the right exteriormirror.
The indicator lampinthe correspon dingbut-
ton lights upinred.
The indicator lampgoesoutagain after
some time.Youcanadjust theselected 92
Mirr
orsSeats, steering wheelandmirrors

Problems
withthewindshield wipers Problem
Possible
causes/co nsequences and0050 0050
Solutions The
windshield wipers
are jammed. Leaves
orsnow, forexample, maybeobstruct ingthe windshield
wiper movement .The wiper motor hasbeen deactivated.
X For safety reasons, youshould remove theSmartK eyfrom the
ignition lock.
or X Switch offthe engine usingtheStart /Stopbutton andopen the
driver's door.
X Remove thecause ofthe obstruct ion.
X Switch thewindshield wipersbackon. The
windshield wipers
fail completely. The
windshield wiperdriveismalfunction ing.
X Select another wiperspeed onthe combination switch.
X Have thewindshield wiperscheckedataq uali fied specialist
workshop. The
windshield washer
fluid from thespray noz-
zles nolonger hitsthe
cent erofthe wind-
shield. The
spray nozzlesare misaligned.
X Have thespray nozzlesadjusted ataq uali fied specialist work-
shop. Windshield
wipers
105Lightsandwindshiel dwipers Z

USA
only
0043 Sets thetemperature (Ypage 111)
0044 Switches themaximum coolingMAXCOOL onoroff (Ypage 113)
0087 Sets theairdistribution (Ypage 112)
0085 Defrosts thewindshiel d(Ypage 112)
0083 Switches coolingwithairdehumid ificationon/off(Ypage 110)
0084 Switches <0044004C00550010005500480046004C005500460058004F00440057004C0052
0051[ modeon/off (Ypage 114)
006B Sets theairflow (Ypage 112)
006C Switches therear window defroster on/off(Ypage 113) Notes
onusing theair-conditioning
system
Air-conditio ningsystem Below,
youcan find anumber ofnotes and
recommendations tohelp youusetheair-con-
ditioning systemoptimally .
R Switch oncooling withairdehumid ification
using the005A button. Theindicator lampin
the 005A button lightsup.
R Set thetemperature to72 ‡(22 †).
R Recommendation forairdistribution in
winter: setthe 009B and0061 settings.
Recommendation forairdistribution in
summer: setthe 009C setting. R
Only usethe"Windshie lddefrosting" func-
tion briefly untilthewindshiel disc lear
agai n.
R Only use<0044004C00550010005500480046004C005500460058004F00440057004C0052
0051[ modebriefly,e.g.
if there areunpleasa ntoutside odorsor
when inat unnel. Thewindows couldother-
wise fogup,since nofresh airisdrawn into
the vehicle in<0044004C00550010005500480046004C005500460058004F00440057004C0052
0051[ mode.
ECO start /stop function During
automatic engineswitch-off, thecli-
mate controlsystem onlyoperates ata
reduced capacity. Ifyou require fullclimate
cont rolcapacity, theECO start/st opfunction
can bedeactivated bypressing theECO but-
ton (Ypage 122). Overview
ofclimat econtrol systems
107Climat econtrol

ECO
star t/s top functi on Dur
ing auto maticeng ineswit ch-off,t he cli-
mat econtrol syst emonlyoper atesata
reduc edcapac ity.Ifyou requi refull clim ate
con trol capac ity,theE CO start /stopf unction
can bedeac tivate dbypres singthe ECO but-
to n( Ypage 122). Oper
ating thec lim atec ont rolsys-
tem s Activ
ating/d eactivatingc lim atec on-
tr ol
Gener alnot es When
thec lim ate control isswit ched off,the
air supply andaircirculat ionare also switched
off .The wind owscouldfog up. Ther efore,
swit choff clim atecontrol on lybrie fly
i Ac
tivate clim atecontrol prim arily usingthe
0058 button( Ypage 111).
Air- condi tioningsyst em X
Turn theS martKey toposit ion0048inthei gn i-
tio nlock( Ypage 118).
X To swit chon: turna irflow control 006B clock-
wise tothed esir edposit ion(excep tposit ion
0 )( Ypage 106).
X To swit choff:tur na irflow control 006B coun -
te r-clo ckwise toposit ion0(Y page 106).
3-z one autom atic clim atec ont rol X
Turn theS martKey toposit ion0048inthei gn i-
tio nlock( Ypage 118).
X To swit chon: pres sthe 0058 button.
The indicat orlamp inthe0058 buttonlight s
up. Airflow andairdist ribut ionare setto
auto maticmod e.
or
X Pre ssthe0078 button.
The indicat orlamp inthe0078 buttongoes
out .The prev iously selecteds ettin gs are
res tored.
X To swit choff:pres sthe 0078 button.
The indicat orlamp inthe0078 buttonlight s
up. Swit
ching cooling withairdeh umidi-
fica tion on/off
Gener alnot es If
you deac tivate the" Coolin gwithair- dehu-
midif ication"fun ction ,the air inside thev ehicle
will notb ec ooled. Theairinside thev ehicle
will also notb ed ehum idified. The wind owscan
fog upmor equick ly.Ther efore, deac tivate the
coo ling with air-dehum idification function only
brie fly.
The "Coolin gwithairdehum idification"fun c-
tio niso nlya vailabl ewhen thee ngine isrun -
nin g.The airinside thev ehicle iscoo ledand
dehum idifiedacc ording tothet em per atur e
selec ted.
Con densation may dripfrom theu nde rsideof
th ev ehicle when itis in coo ling mod e.This is
no rm aland notas ignthat there isam alfunc -
tio n.
Activ ating/d eactivating X
To act ivate: pres sthe 005A or0056 but-
to n.
The indicat orlamp inthe005A or0056 but-
to nl ight sup.
X To dea ctiv ate: pres sthe 005A or0056 but-
to n.
The indicat orlamp inthe005A or0056 but-
to ng oes out.The "Coolin gwithairdehum id-
ific atio n"fun ction has adelayed switch-off
feat ure. 110
Oper
ating thec lima tecontr olsyst emsClima tecontr ol

In
vehicle swithautoma tictransmission,
engage positionsPa nd Ro nly when the
vehicle isstationary .
Where possible,avoid spinning thedrive
wheel swhen pulling awayonslippery roads.
You could otherwise damagethe drive train. Key
positio ns
Smart Key 005A
Toremove theSmartKey
0047 Power supplyfor some consumers, such
as the windshi eldwipers
0048 Ignition (powersupp lyfor allconsumers)
and drive positio n
0049 Tostart theengine
i The
SmartKey canbeturned inthe ignition
lock even ifit is not thecorrect SmartKey
for the vehicle .The ignition isnot switched
on. The engine cannot bestarted.
KEY LESS-GO Gene
ralnotes
Vehicle swithKEYLESS- GOare equi pped with
aS martKey featuringanintegrated KEYLESS-
GO start function andadetachab leStart/St op
button.
The Start/St opbutton mustbeinserted inthe
ignition lockandtheSmartKey mustbeinthe
vehicle .
When youinsert theStart/St opbutton into
the ignition lock,thesystem needsapprox-
imatel ytwo seconds recognition time.Youcan
then usetheStart/St opbutton.
Pressing theStart/St opbutton several times
in successio ncorresponds tothe different keypositio
nsinthe ignition lock.Thisisonly the
case ifyou arenot depres singthebrake pedal.
If you depres sthe brake pedaland press the
Start/St opbutton, theengine startsimmedi -
ately .
Ac heck which periodicallyestabl ishes aradi o
connection betweenthe vehicle andthe
SmartKey determines whetheravalidS mart-
Key isin the vehicle .This occurs, forexample ,
when starting theengine.
To start thevehicle withoutactively usingthe
SmartKey:
R the Start/St opbutton mustbeinserted in
the ignition lock.
R the SmartKey mustbeinthe vehicle .
R the vehicle mustnotbelocked withthe
SmartKey orKEYLESS- GO(Ypage 66).
Do not keep theSmartKey:
R with electronic devices,e.g.amobilephone
or another SmartKey.
R with metall icobjects, e.g.coins ormetal
foil.
R inside metallicobjects, e.g.ametal case.
This canimpa irthe functionality ofthe KEY-
LESS- GOkey.
If you lock thevehicle withtheSmartKey's
remote controlorwith KEYLESS- GO,after a
short time:
R you willnot be abletos witch onthe ignition
with theStart/St opbutton.
R you willnot be abletos tart theengine with
the Start/St opbutton untilthevehicle is
unlocked again.
The engine canbeswitched offwhil ethe vehi-
cle isin motion bypressing andholdi ngthe
Start/St opbutton forthree seconds. This
function operatesindepe ndently ofthe ECO
start/stop automaticengine switch-off func-
tion. 118
Drivi
ngDrivi ngand parking

Key
positions with KEYLESS- GO 0043
Start /S topb utto n
0044 Ignition lock
As soo nasthe ignition isswit ched on,allth e
ind icat orlamps inthei nstrumen tclus terligh t
up. Further inform ation onsituati onsw herean
ind icat orlamp either fails togo out afterstart -
ing thee ngineo rligh tsup while driving
(Y page 211).
If St art /S topb utto n0043 has notyet been
pre sse d,this co rrespo ndstot he keyb ein g
rem ovedfromt heignition .
X To swit chon thep ower supply:pre ss
St art /S topb utto n0043 once.
The power supplyiss wit ched on.Y ou can
no wa ctivat ethe win dsh ield wiper s,for
ex ample .
The power supplyiss wit ched off again if:
R thed river' sd oor isopen edand
R you pressStart /S topb utto n0043 twice
when inthis posi tion
X To swit chon thei gnit ion: pressStart /
St op but ton0043 twice.
The ignition isswit ched on.
If you pressStart /S topb utto n0043 once
when inthis posi tion ,the ignition is
swit ched off again .
Rem oving theS tart/ Stop but ton
You canremove theS tart/S topb utto nf rom
th ei gn ition locka nd start thev ehiclea snor-
mal usingthe Sm artKey.
X Remo veStart /S topb utto n0043 from ignition
loc k0044. You
donoth ave torem ove theS tart/S topb ut-
to nf romt heignition lockw hen youleavethe
veh icle. You should, howe ver,always takethe
Sm artKey withyou when leavingthev ehicle.
As longasthe Sm artKey isin thev ehicle:
R thev ehiclec an be start ed usin gthe Start /
St op but ton
R thee lectrical lypower edequipm entc an be
oper ated St
artin gthe engine
Imp ortant safety notes G
WAR
NING
If ch ildr enare leftu nsuper vised inthev ehi-
cle ,the yc ould:
R oper atethev ehicle's equipm ent
Ad dition ally, childr encould set thev ehiclei n
mot ionif,for example ,the y:
R rele ase thep ark ing brak e
R shif tthe auto matictrans mis sion outof
park position005D
R start thee ngine
Ther eisar isko fana cciden tand injury.
Nev erleav echildr en oranim alsunat tend ed
in thev ehicle.
When leavingthev ehicle, always takethe
Sm artKey withyou and lockthe veh icle. This
also applie sfor theD igita lV ehicleK eyifth e
"Di gitalVeh icleK ey" function isact ivat edvia
Mer cedesme conn ect . G
DANG
ER
Comb ustion engin esemit poisonous
ex haust gasessucha scarbon mon oxide.
In halin gthese exhaust gasesish azardo usto
healt hand can result inpois oning .Ther eisa
ris ko ffatal inj ury. Ther efore, never leav ethe
en gin erunnin gane nclosed spac ewithout
adequat eventilati on. G
WAR
NING
Flam mable materialsint rod uce dthroug h
en viron men talinfluen ceorby anim alscan Driv
ing
119Drivingand parki ng
Z

ignit
eifinc ontac twith the exhaus tsyst em
or part softhe engin ethat heat up.There is
ar isk offire.
Carry outregular checkstomake surethat
the reare noflamm ableforeign mate rialsin
the engin ecom part men torint he exhaus t
syst em.
Durin gacoldstar t,the engin eruns athigher
speeds toenable thecatalytic convert erto
reach itsoperat ingtem perat ure.Thesound of
the engin emaychan gedurin gthis time.
Autom atic transm ission X
Depr essthebrak epedal andkeep it
depres sed.
X Shif tthe transm ission toposit ion005D.
Tran smiss ionposit iondisplay 005Disshown
in the multif unction display.
i You
canstartthe engin eint ransm ission
posit ion005Dand 005C.
Sta rting procedur ewiththeS ma rtKey To
star tthe engin eusing theSmar tKey inst ead
of KE YLE SS-GO, pulltheStart/ Stop butt onout
of the ignit ionlock .
X Turn theSmar tKey toposit ion0049
(Y page 118)inthe ignit ionlock andrelease
it as soon asthe engin eisr unn ing.
Using KEYLESS-GO tosta rtthee ngine The
Start/ Stop butt oncan beused tostar tthe
vehic lemanually withoutinse rting the Smar t-
Key intot he ignit ionlock .The Start/ Stop but-
ton must beinse rted inthe ignit ionlock and
the Smar tKey must beinthe vehic le.This
mode forstar tingt he engin eoperat esinde-
pende ntly of the ECO start/sto pautom atic
engin estartfunc tion .
X Depr essthebrak epedal andkeep it
depres sed.
X Press theStart/ Stop butt ononc e
(Y page 118).
The engin estarts. Pulling
away
Gener alnotes G
WARN
ING
If the engin espeed isabove theidling speed
and youengag etransm ission position003A
or 0046,t hevehic lecould pullaway sud-
denly. Thereisar isk ofan acc ident .
When engagingtransm ission position003A
or 0046,a lwaysfirmlydepres sthe brak e
pedal anddonot simult aneously accelerat e.
! Change
gearingood timeand avoid spin-
nin gthe wheels. Youcould otherwise dam-
age thevehic le.
Depr esstheaccelerat orcaref ullywhen pulling
away.
The vehic lelock scentrally onceyou have
pulled away.Thelockingknobs inthe doors
drop down.
You canopen thedoors fromt heinsid eatany
tim e.
You canalso deact ivatethe autom aticlocking
feat ure (Ypage 179).
It is only possible toshift thetransm ission
fro mp osition 005Dtothe desired positionifyou
depres sthe brak epedal. Onlythenist he shift
lock released .
i Upshif
tstak eplace athigher engine
speeds afterac old star t.This helps thecat-
alytic convert erto reach itsoperat ingtem -
perat uremore quickly.
Inf ormat iononthe autom aticrelease ofthe
elect ricpark ingbrak e(Ypage 136).
Hill startassist Hill
star tassist helps youwhen pulling away
for ward orinreve rseonanuphill gradien t.It
holds thevehic lefor ashor ttim ea fter you
have removedyour footfromt hebrak epedal.
This gives youenoug htimet om ove your foot
fro mt hebrak epedal tothe accelerat orpedal
and todepres sitb efor ethe vehic lebegin sto
roll. 120
DrivingDriving
andparking

G
WARNING
After ashort time, hillstart assistwil lnol on-
ger brake yourvehicl eand itcoul droll awa y.
There isar isk ofan accide ntand injury .
There fore,quickly move yourfoot from the
brake pedaltot he accele ratorpedal.Never
lea vethe vehicl ewhen itis held byhillstart
assi st.
Hill start assistisnot active if:
R you arepulling awayonal evelroad oron a
dow nhill gradient
R the transmissi onisin posi tion 005C
R the electric parkingbrake isapp lied
R ESP ®
is malfu nctioning EC
Os tart/stop function
Introduc tion The
ECO start/stop functionswitches the
engine offautomatical lyifthe vehicl eiss top-
ped under certain conditions.
The engine startsautomatica llywhen the
drive rwants topul lawa ya gain. The ECO
start/stop functiontherebyhelpsyou to
redu cethe fuel consumpti onand emiss ionsof
you rvehicl e.
Important safetynotes G
WARNING
If the engine isswi tched offautomatica lly
and youexit thevehicl e,the engine is
restarted automatical ly.T he vehicl emay
begi nmoving. Thereisar isk ofaccide ntand
injury .
If you wishtoe xitthe vehicl e,alw ayst urn
off the ignitio nand secure thevehicl e
aga inst rolling awa y. Gene
ralnote s 0043
ECO start/stop display
The ECO start/stop functionisactiva ted
whene veryou switch onthe engine using the
SmartKey orthe Start/Stop button.
If the engine hasbeen switched offautomati-
call ybythe ECO start/stop function,the00D6
ECO symb olisshow nint he multi function dis-
pla y.
Automatic engineswitch-off If
the vehicl eisb raked toas tandstil lwith the
transmissi onin005B or005C,t heECO start/stop
function switches offthe engine automatical ly.
The ECO start/stop functionisopera tional
when:
R the indica torlamp inthe ECO button islit
green
R the outsi detempera tureiswithi nthe range
that issui table forthe system
R the engine isat normal operatingtempera -
ture
R the settempera tureforthe vehicl einterior
has been reache d
R the battery issuffi ciently charged
R the system detects thatthewinds hieldis
not fogged upwhen theair-condi tioningsys-
tem isswi tched on
R the hood isclosed
R the drive r'sdoor isclosed andthedrive r's
seat beltisf astened
All ofthe vehicl e'ssystems remainactive
when theengine isstoppe dautomatical ly.
Automatic engineswitch-off cantake placea
maximu moffour times inar ow (initi alstop,
then three subsequ entstops).
The HOLD function canbeactiva tedifthe
engine hasbeen switched offautomatical ly.I t
is then notnecessa ryto continue applying the
brakes duringthe automatic stopphase.When
you depre ssthe accele ratorpedal,the engine Drivi
ng
121Drivi ngand parking Z

starts
automatically andthebraking effectof
the HOLD function isdeactivated.
Automatic enginestart The
engine startsautomatically if:
R you switch offthe ECO start/st opfunction
by pressing theECO button
R you release thebrake pedalintransmission
position 005Bor005C and theHOLD function is
not active
R you depress theaccelerator pedal
R you engage reverse gear005E
R you move thetransmission outofposition
005D
R you switch todrive program S+
R you unfasten yourseatbeltoropen thedriv-
er's door
R the vehicle startstoroll
R the brake system requires this
R the temperature inthe vehicle interior devi-
ates from thesetrange
R the system detects moisture onthe wind-
shield whentheair-conditioning systemis
switched on
R the battery's condition ofcharge istoo low Shifting
thetransmission toposition 005Ddoes
not start theengine.
Deac tivating oractivating theECO
start /stop function X
To deactivate: pressECObutton 0043.
Indicator lamp0044goes out.
X To activate: pressECObutton 0043.
Indicator lamp0044lights up.
If indicator lamp0044isoff, theECO start/st op
function hasbeen deactivated manuallyoras
the result ofam alfunction. Theengine will
then notbeswitched offautomaticall ywhen
the vehicle stops. 122
DrivingDriving
andparking